This Is a Quiet Sun?
A series of major solar flares from sunspot 696 has kept geomagnetic activity near or above "storm" level ever since November 7th.
More Science Findings From Cassini
Scientists at the American Astronomical Society's Division of Planetary Sciences Meeting in Louisville, Kentucky, were treated to a slew of results from the Cassini spacecraft.
Stardate 2004: "Simply the Best"
On January 23–26 New Zealand's Phoenix Astronomical Society held its 16th annual Stardate star party.
Footprint of a Magnetic Exoplanet
Astronomers have found the first extrasolar planet with a magnetic field.
More Solar Blasts
Two large sunspot groups, currently disappearing around the western limb of the Sun, spawned another round of powerful flares. The result could be one more fine display of the aurora.
Astro News Briefs: November 1723
Put your name on a comet, sunspots return, and more....
Another Martian Dust Storm
Less than one month after a localized dust storm appeared on the Martian surface, another dust cloud has spring up.
Mars's Dazzling Sky Show
Late in August the planet Mars passes closer to Earth than it has been in nearly 60,000 years — and the red planet has become a fiery yellow-orange beacon in the evening sky.
Starfest 2003: Dark Skies and Aliens
Solar observing was the order of the day at Starfest. The gathering had record attendance this year and ranks as the largest star party in Canada.Courtesy Andreas Gada and Tony Ward. If you've never been in to a star party, I strongly recommend that you attend one. Even if it's…
Two Fine Western Star Parties
Summer star-party season is in high gear. Among the events held on the weekend of July's dark of the Moon were two premier annual gatherings — one in Washington State and another in British Columbia, Canada.
News from the Sun
Solar astronomers meeting this week have announced a spate of new research results about our home star.
Sun Acts Up Again
Two large sunspot groups are visible on the Sun's face. One is flaring wildly, and the other looks like it's about to do the same.
Jupiter's Weather Gets Clearer
During its flyby of Jupiter, the Cassini spacecraft found that Jupiter's weather is far more complex than previously thought.
The Sun Remains Active
A large sunspot group has returned to the Earth-facing side of the Sun.
Giant Sunspot Group Still Visible
A large sunspot complex will remain visible for several more days before disappearing around the Sun's limb.
Star-Party Season Reaches Its Peak
A new Moon, early Perseid meteors, and dark skies greeted attendees at Stellafane, Starfest, and a host of other star parties at the height of the summer season.
A New Test for Extrasolar Planets
Based on an unusual spectral fingerprint, a Jupiter-size planet may be forming aroung the young star HD 141569.
Astro News Briefs: May 1319
Earth's Space Heat Shield May 17, 2002 | Earth's magnetic field protects us from much of the life-threatening radiation that comes our way. However, while it deflects most of the Earthbound high-energy particles streaming from the Sun, it doesn't do all the work. As recent data from NASA's Imager for…
Mysterious Jovian Hot Spot Puzzles Astronomers
The Chandra X-ray Observatory has found the cause of Jupiter's X-ray emissions. But the observations have left astronomers with more questions than answers.
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